Home / 34,589.09-47,733.91-21,160.10

Finding the Fourth Proportional to 34,589.09, 47,733.91 and 21,160.10

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Solution

The fourth proportional to 34,589.09, 47,733.91 and 21,160.10 is: 29,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,589.09 : 47,733.91 = 21,160.10 : x
  2. Step 2: Convert to fraction form
    34,589.09/47,733.91 = 21,160.10/x
  3. Step 3: Cross multiply
    34,589.09x = 47,733.91 × 21,160.10
  4. Step 4: Simplify right side
    34,589.09x = 1,010,054,375.43
  5. Step 5: Solve for x
    x = 1,010,054,375.43/34,589.09
  6. Step 6: Final answer
    x = 29,201.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.